a compound is a pure substance made up of two or more elements chemically combined a molecule is defined as the smallest particle of an element which can exist separately elements are pure substances which can not be split into simple substances by chemical means the atom is defined as the smallest particle of an element which can take part in a chemical change so I think the difference between the molecule of a compound is bigger than the molecule of a compound
Answer:
3km/h
Explanation:
Speed equal to distance /time
The stroma is the fluid outside of the thylakoid membrane, within the chloroplast.
I think the answer would have to be B
Parrallax is used to calculate the distance.
